Home / 148,276.40-222,436.20-48,441.20

Finding the Fourth Proportional to 148,276.40, 222,436.20 and 48,441.20

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Solution

The fourth proportional to 148,276.40, 222,436.20 and 48,441.20 is: 72,668.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,276.40 : 222,436.20 = 48,441.20 : x
  2. Step 2: Convert to fraction form
    148,276.40/222,436.20 = 48,441.20/x
  3. Step 3: Cross multiply
    148,276.40x = 222,436.20 × 48,441.20
  4. Step 4: Simplify right side
    148,276.40x = 10,775,076,451.44
  5. Step 5: Solve for x
    x = 10,775,076,451.44/148,276.40
  6. Step 6: Final answer
    x = 72,668.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.